The most populous state in India, Uttar Pradesh, was the protagonist last Monday in the attempt of a new world record: the largest tree planting in a single day. Hundreds of thousands of people joined this initiative to plant an incredible 50 million trees. The local authorities were in charge of distributing the seedlings free
General Electric has unveiled a new turbine prototype that runs on “supercritical carbon dioxide”, a system that could be cheaper than network storage batteries. It is 50% more efficient than conventional steam turbines, capable of generating the same electricity as a conventional turbine 10 times greater. The turbine, the size of a desk, could power
This home air conditioner is composed of recycled materials and does not need electricity, it can be built by anyone anywhere in the world for free. And works! Home air conditioning. The most rudimentary systems are sometimes the most surprising (remember air conditioning vs fan ). Today’s example is the perfect illustration: In Bangladesh, engineers
Since 2011 in San Francisco, a group calling itself Guerrilla Grafters has been modifying the ornamental trees of the city. They graft them into fruit trees so they can provide families with fewer resources of free fresh fruit. The Guerrilla Grafters see the trees in their city as a missed opportunity to provide free, healthy
The water that a medium-sized plant purifies over the course of a year would allow a car to travel up to one hundred times around the earth. A consortium of companies led by Seat and Aqualia is working to make this possible, moving towards the creation of a biofuel based on treated water that would
